2.
WTP-1220
supports 10mm or 12mm pcb width led strip light.
3.
WTP-1220
supports RGB/White color led strips.
4.
WTP-1220
has side outlet/straight outlet/end cap and it can work with some aluminum profile.
5.
WTP-1220
supports IP67 silicone tube waterproof and WTP-1225 is IP68 extrusion waterproof,